CN105003322B - Nitrogen making machine muffler - Google Patents
Nitrogen making machine muffler Download PDFInfo
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- CN105003322B CN105003322B CN201510443648.0A CN201510443648A CN105003322B CN 105003322 B CN105003322 B CN 105003322B CN 201510443648 A CN201510443648 A CN 201510443648A CN 105003322 B CN105003322 B CN 105003322B
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- air inlet
- hole
- exhaust
- inlet pipe
- making machine
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Abstract
The invention discloses nitrogen making machine muffler, the nitrogen making machine muffler includes housing and is arranged at the air inlet pipe and escape pipe of enclosure interior, air inlet is provided with the upper surface of housing, air inlet connects with air inlet pipe, outlet network interface is provided with the lower surface of housing, outlet network interface is connected with escape pipe, and air through hole is offered in the side wall of air inlet pipe, exhaust through hole is offered in the side wall of escape pipe, and air through hole is connected with exhaust through hole.A kind of nitrogen making machine muffler of the present invention, the muffler structure is simple, and cost is low, and erasure effect is good, while is advantageous to improve the production efficiency of nitrogen making machine.
Description
Technical field
The present invention relates to silencing means, and in particular to a kind of nitrogen making machine muffler.
Background technology
In China, industrial gasses equipment development is rapid, be widely used to metallurgy, petrochemical industry, chemical fertilizer, town gas,
The industries such as machinery, electronics, glass, chemical fibre.
In absorber of nitrogen making machine in the process of running, certain pressure is carried from the gas of absorber discharge, by exhaust
Valve can produce very big noise when discharging, and cause the noise pollution problem in working environment.
And there is problems with traditional nitrogen making machine muffler：
1. conventional muffler is bulky, weight is big, it is necessary to which steel are more, cost is high, is not easy to repair and maintenance；
2. conventional muffler noise is still very big, when nitrogen making machine is vented using conventional muffler noise about 90db with
On；
3. the material such as filling silencing cotton inside conventional muffler, cause nitrogen making machine emptying resistance big, be vented slowly, and discharge not
Thoroughly, it is unfavorable for the lifting of nitrogen making machine production nitrogen ability.
Therefore, it is a kind of it is simple in construction, cost is low, the nitrogen making machine muffler of good muffling effect urgently proposes.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of nitrogen making machine muffler, the muffler structure is simple, into
This is low, and erasure effect is good, while is advantageous to improve the production efficiency of nitrogen making machine.
In order to achieve the above object, technical scheme is as follows：
Nitrogen making machine muffler, including housing and the air inlet pipe and escape pipe that are arranged at enclosure interior, in the upper end of housing
Air inlet is provided with face, air inlet connects with air inlet pipe, is provided with outlet network interface on the lower surface of housing, outlet network interface with
Escape pipe connects, and offers air through hole in the side wall of air inlet pipe, exhaust through hole is offered in the side wall of escape pipe, and enter
Vent hole is connected with exhaust through hole.
The present invention is simple in construction, using the air through hole and exhaust through hole in air inlet pipe side wall and escape pipe side wall, makes
Obtain air-flow and impact effect occur in inner walls, effectively eliminating reduces noise, it is become the exclusion of the air-flow of low noise, noise
Within 50db.Simultaneously as the nitrogen making machine muffler has the material of exhaust obstruction without filling silencing cotton etc., so as to reduce
Nitrogen making machine is vented resistance, and faster, emptying is more thorough for emptying speed, is advantageous to the lifting of nitrogen making machine production nitrogen ability.Present invention nitrogen
Machine muffler material is few, in light weight, small volume saves material, reduces cost.
On the basis of above-mentioned technical proposal, following improvement can be also done：
As preferable scheme, housing is in cylinder.
It is attractive in appearance, be easily installed and transport using above-mentioned preferable scheme, while the gas flowing in housing is more unobstructed, can
To reduce noise.
As preferable scheme, air inlet pipe is symmetrical set with escape pipe, and the side wall in air inlet pipe close to escape pipe is
Air inlet pipe madial wall, the side wall away from escape pipe be air inlet pipe lateral wall, and the side wall of close air inlet pipe is escape pipe on escape pipe
Madial wall, the side wall away from air inlet pipe is escape pipe lateral wall, and air through hole is arranged on air inlet pipe lateral wall, and exhaust through hole is set
It is placed on escape pipe lateral wall.
Using above-mentioned preferable scheme so that gas by air inlet pipe after being entered, the air inlet from air inlet pipe lateral wall
Through hole flows out, and is collided with the inwall of housing, is flowed after reflection in housing, but with the inwall of housing collision rift again
Into the exhaust through hole of escape pipe, so as to realize the discharge of gas.Air-flow can effectively be reduced and made an uproar by reflection collision twice
Sound.
As preferable scheme, the radial direction of housing is provided with the first cut-off portion and the second cut-off portion, the first cut-off
Enclosure interior cavity is divided into resonant cavity and reflection cavity by portion, and the cavity of enclosure interior is divided into reflection cavity and exhaust by the second cut-off portion
Chamber, escape pipe connection resonant cavity, reflection cavity and discharge chamber.
Using above-mentioned preferable scheme, the first cut-off portion can be effectively by the cavity of enclosure interior point with the second cut-off portion
For：Resonant cavity, reflection cavity and discharge chamber so that it is orderly in the gas flowing of enclosure interior, improve the efficiency of gas discharge, drop
Low noise.
As preferable scheme, air inlet pipe penetrates the first cut-off portion, and the lower surface of air inlet pipe is connected with the second cut-off portion.
Using above-mentioned preferable scheme, ensureing the gas of air inlet pipe can only flow out from air through hole so that the stream of gas
To orderly.
As preferable scheme, escape pipe is provided with exhaust portion along outgassing direction extension, and exhaust portion is arranged in discharge chamber, row
The side wall in gas portion is provided with multiple exhaust holes.
Using above-mentioned preferable scheme, the exhaust hole being arranged in exhaust portion side wall can effectively improve exhaust efficiency.
Meanwhile exhaust hole is arranged in the side wall of exhaust portion, when there is gas discharge, gas collides instead with exhaust cavity wall
Penetrate, reduce noise again, gas is discharged from the outlet network interface of housing lower surface again.
As preferable scheme, the section of air inlet pipe and/or escape pipe is rounded.
It is attractive in appearance, be easily installed and transport using above-mentioned preferable scheme, while air inlet pipe flows with the gas in escape pipe
It is more unobstructed, noise can be reduced.
As preferable scheme, the aperture of exhaust through hole is not less than the aperture of air through hole.
Using above-mentioned preferable scheme, the mass rate of emission of gas is improved.
As preferable scheme, the aperture of exhaust hole is not less than the aperture of air through hole, and the aperture of exhaust hole is not
Less than the aperture of exhaust through hole.
Using above-mentioned preferable scheme, the mass rate of emission of gas in the case where ensureing to reduce noise, can be improved.
Brief description of the drawings
Fig. 1 is one of nitrogen making machine muffler structure schematic diagram provided in an embodiment of the present invention.
Fig. 2 is the two of nitrogen making machine muffler structure schematic diagram provided in an embodiment of the present invention.
Fig. 3 is nitrogen making machine muffler top view provided in an embodiment of the present invention.
Fig. 4 is nitrogen making machine muffler upward view provided in an embodiment of the present invention.
Wherein, 1 housing, 11 first cut-off portions, 12 second cut-off portions, 13 resonant cavities, 14 reflection cavities, 15 discharge chambers, 2 air inlets
Pipe, 21 air inlet pipe madial walls, 22 air inlet pipe lateral walls, 3 escape pipes, 31 escape pipe madial walls, 32 escape pipe lateral walls, 4 air inlets
Mouth, 5 outlet network interfaces, 6 air through hole, 7 exhaust through holes, 8 exhaust portions, 9 exhaust holes.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, in the one of which embodiment of nitrogen making machine muffler of the present invention.
As Figure 1-4, nitrogen making machine muffler includes housing 1 and the air inlet pipe 2 and escape pipe that are arranged inside housing 1
3, air inlet 4 is provided with the upper surface of housing 1, air inlet 4 connects with air inlet pipe 2, is provided with the lower surface of housing 1
Outlet network interface 5, outlet network interface 5 are connected with escape pipe 3, and air through hole 6 is offered in the side wall of air inlet pipe 2, in escape pipe 3
Exhaust through hole 7 is offered in side wall, and air through hole 6 is connected with exhaust through hole 7.
Housing 1 is in cylinder, and air inlet pipe 2 and the section of escape pipe 3 are rounded.The housing 1 of cylinder is attractive in appearance, is easy to pacify
Dress and transport, while the gas in housing 1, the gas in air inlet pipe 2 and the flowing of the gas in escape pipe 3 are more unobstructed, can be with
Reduce noise.
Air inlet pipe 2 is symmetrical set with escape pipe 3, and the side wall in air inlet pipe 2 close to escape pipe 3 is air inlet pipe madial wall
21, the side wall away from escape pipe 3 be air inlet pipe lateral wall 22, and the side wall of close air inlet pipe 2 is escape pipe madial wall on escape pipe 3
31, the side wall away from air inlet pipe 2 is escape pipe lateral wall 32, and air through hole 6 is arranged on air inlet pipe lateral wall 22, exhaust through hole
7 are arranged on escape pipe lateral wall 32.I.e. air through hole 6 is disposed in proximity in the side wall of air inlet pipe 2 of the inwall side of housing 1, outlet
Through hole 7 is disposed in proximity in the side wall of escape pipe 3 of the inwall side of housing 1.
The radial direction of housing 1 is provided with the first cut-off portion 11 and the second cut-off portion 12, the first cut-off portion 11 is by housing 1
Internal cavity is divided into resonant cavity 13 and reflection cavity 14, and the cavity inside housing 1 is divided into reflection cavity 14 and row by the second cut-off portion 12
Air cavity 15, escape pipe 3 connect resonant cavity 13, reflection cavity 14 and discharge chamber 15.
Air inlet pipe 2 penetrates the first cut-off portion 11, and the lower surface of air inlet pipe 2 is connected with the second cut-off portion 12.
Escape pipe 3 is provided with exhaust portion 8 along outgassing direction extension, and exhaust portion 8 is arranged in discharge chamber 15, the side of exhaust portion 8
Wall is provided with multiple exhaust holes 9.
Cavity inside housing 1 is divided into by the first cut-off portion 11 with the second cut-off portion 12：Resonant cavity 13, reflection cavity 14 and
Discharge chamber 15 so that the gas flowing inside housing 1 is orderly, improves the efficiency of gas discharge, reduces noise.
The direction of arrow in Fig. 1 and Fig. 2 is the flow direction of gas, the course of work of nitrogen making machine muffler of the present invention
For：
1) gas flows out, into reflection after being entered by air inlet pipe 2 from the air through hole 6 on air inlet pipe lateral wall 22
Chamber 14.
2) inwall of the gas and housing 1 flowed out from air through hole 6 is collided, and is flowed after reflection in housing 1,
Collision rift enters the exhaust through hole 7 of escape pipe 3 again with the inwall of housing 1 again.
3) gas entered after escape pipe 3 largely enters discharge chamber 15 by queuing the exhaust hole 9 in the side wall of portion 8,
Discharge chamber 15 connects with outlet network interface 5, realizes exhaust；Into the gas after escape pipe 3, some enters resonant cavity 13, protects
Each several part inside card housing 1 is suppressed uniformly.
Nitrogen making machine muffler of the present invention, it is collided by reflection twice in reflection cavity 14 using gas, can effectively dropped
Low noise.And the exhaust hole 9 being arranged in the side wall of exhaust portion 8 can effectively improve exhaust efficiency.Meanwhile exhaust hole 9 is set
It is placed in the side wall of exhaust portion 8, when there is gas discharge, gas and the inwall of discharge chamber 8 are collided reflection, and reduction again is made an uproar
Sound, outlet network interface 5 of the gas again from the lower surface of housing 1 are discharged.
The present invention is simple in construction, utilizes the air through hole 6 and exhaust through hole in the side wall of air inlet pipe 2 and the side wall of escape pipe 3
7 so that air-flow impact effect occurs in the inwall of housing 1, and effectively eliminating reduces noise, it is become the air-flow of low noise row
Remove, noise is within 50db.Simultaneously as the nitrogen making machine muffler has the material of exhaust obstruction without filling silencing cotton etc., from
And nitrogen making machine emptying resistance is reduced, faster, emptying is more thorough for emptying speed, is advantageous to the lifting of nitrogen making machine production nitrogen ability.This
Invention nitrogen making machine muffler also reduces the addition of coconut palm pad on the basis of conventional muffler, with material is few, in light weight, small volume, section
Material saving, reduce cost.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, foregoing interior
On the basis of appearance, the aperture of exhaust through hole 7 is not less than the aperture of air through hole 6.
Using above-mentioned preferable scheme, the mass rate of emission of gas is improved.
In order to further optimize the implementation result of the present invention, in another embodiment of the invention, foregoing interior
On the basis of appearance, the aperture of exhaust hole 9 is not less than the aperture of air through hole 6, and the aperture of exhaust hole 9 leads to not less than outlet
The aperture in hole 7.
Using above-mentioned preferable scheme, the mass rate of emission of gas in the case where ensureing to reduce noise, can be improved.
The above is only the preferred embodiment of the present invention, it is noted that for the person of ordinary skill of the art,
Without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Claims (8)
1. nitrogen making machine muffler, it is characterised in that including housing and it is arranged at the air inlet pipe and escape pipe of the enclosure interior,
Air inlet is provided with the upper surface of the housing, the air inlet connects with the air inlet pipe, in the lower end of the housing
Outlet network interface is provided with face, the outlet network interface connects with the escape pipe, offered in the side wall of the air inlet pipe into
Vent hole, exhaust through hole is offered in the side wall of the escape pipe, and the air through hole is connected with the exhaust through hole；
The air inlet pipe is symmetrical set with the escape pipe, and the side wall in the air inlet pipe close to the escape pipe is in air inlet pipe
Side wall, the side wall away from the escape pipe be air inlet pipe lateral wall, and the side wall of the close air inlet pipe is on the escape pipe
Tracheae madial wall, the side wall away from the air inlet pipe is escape pipe lateral wall, and the air through hole is arranged at outside the air inlet pipe
In side wall, the exhaust through hole is arranged on the escape pipe lateral wall.
2. nitrogen making machine muffler according to claim 1, it is characterised in that the housing is in cylinder.
3. nitrogen making machine muffler according to claim 1, it is characterised in that the radial direction of the housing is provided with
One cut-off portion and the second cut-off portion, the enclosure interior cavity is divided into resonant cavity and reflection cavity by the first cut-off portion, described
The cavity of the enclosure interior is divided into reflection cavity and discharge chamber by the second cut-off portion, and the escape pipe connects the resonant cavity, institute
State reflection cavity and the discharge chamber.
4. nitrogen making machine muffler according to claim 3, it is characterised in that air inlet pipe insertion first cut-off
Portion, and the lower surface of the air inlet pipe is connected with the second cut-off portion.
5. nitrogen making machine muffler according to claim 4, it is characterised in that the escape pipe is provided with along outgassing direction extension
Exhaust portion, the exhaust portion are arranged in the discharge chamber, and the side wall of the exhaust portion is provided with multiple exhaust holes.
6. according to the nitrogen making machine muffler described in claim any one of 1-5, it is characterised in that the air inlet pipe and/or described
The section of escape pipe is rounded.
7. according to the nitrogen making machine muffler described in claim any one of 1-5, it is characterised in that the aperture of the exhaust through hole is not
Less than the aperture of the air through hole.
8. nitrogen making machine muffler according to claim 5, it is characterised in that the aperture of the exhaust hole is not less than described
The aperture of air through hole, and the aperture of the exhaust hole is not less than the aperture of the exhaust through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510443648.0A CN105003322B (en) | 2015-07-24 | 2015-07-24 | Nitrogen making machine muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510443648.0A CN105003322B (en) | 2015-07-24 | 2015-07-24 | Nitrogen making machine muffler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105003322A CN105003322A (en) | 2015-10-28 |
| CN105003322B true CN105003322B (en) | 2018-01-12 |
Family
ID=54376148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510443648.0A Active CN105003322B (en) | 2015-07-24 | 2015-07-24 | Nitrogen making machine muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105003322B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996482B (en) * | 2018-07-18 | 2020-03-20 | 杭州科技职业技术学院 | Silencer for PSA nitrogen making machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4841728A (en) * | 1987-07-10 | 1989-06-27 | Jyh-Jian Jean | Straight through type muffler for generating the exhaust flow from an internal combustion engine |
| CN2818809Y (en) * | 2005-09-01 | 2006-09-20 | 林辉江 | Exhaust silencer of IC engine |
| KR20120037150A (en) * | 2010-10-11 | 2012-04-19 | 동원테크 주식회사 | Muffler for vehicle |
| CN202811011U (en) * | 2012-10-16 | 2013-03-20 | 海口通达排气系统有限公司 | Main muffler with no sound-absorbing cotton |
| CN104234783A (en) * | 2014-09-22 | 2014-12-24 | 诸城市海得威机械有限公司 | Exhaust silencer special for eliminating low-frequency noise |
| CN204984541U (en) * | 2015-07-24 | 2016-01-20 | 苏州鸿锦利气体设备有限公司 | Nitrogen generator muffler |
-
2015
- 2015-07-24 CN CN201510443648.0A patent/CN105003322B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105003322A (en) | 2015-10-28 |
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